//
//  UIColor+additions.m
//  Tool
//
//  Created by ZJ on 17/2/15.
//  Copyright © 2017年 ZJ. All rights reserved.
//

#import "UIColor+additions.h"

@implementation UIColor (additions)

+ (UIColor *)randomColor{
    UIColor *randomColor = [UIColor colorWithRed:arc4random() % 256 / 255.0  green:arc4random() % 256 / 255.0  blue:arc4random() % 256 / 255.0  alpha:1.0];
    return randomColor;
}

+ (UIColor *)statusColor{
    return [UIColor zj_colorWithHexString:@"c13433"];
}
+ (UIColor *)themeColor{
    return [UIColor zj_colorWithHexString:@"f24141"];
//    return [UIColor zj_colorWithHexString:@"1b82d2"];
}

+ (UIColor *)textBlackColor{
    return [UIColor zj_colorWithHexString:@"333333"];
}
+ (UIColor *)textGrayColor{
    return [UIColor zj_colorWithHexString:@"626262"];
}

+ (UIColor *)textLightGrayColor{
    return [UIColor zj_colorWithHexString:@"a8a8a8"];
}

+ (UIColor *)textMoneyColor{
    return [UIColor zj_colorWithHexString:@"fb9a34"];
}

+ (UIColor *)themeGrayColor{
    return [UIColor zj_colorWithHexString:@"f2f2f2"];
}
+ (UIColor *)viewBGGrayColor{
    return [UIColor zj_colorWithHexString:@"f1f1f1"];
}

+ (UIColor *)zj_colorWithR:(CGFloat)R G:(CGFloat)G B:(CGFloat)B Al:(CGFloat)AL{
    
    return  [UIColor colorWithRed:R / 255.0 green:G / 255.0 blue:B / 255.0 alpha:AL];
}

+ (UIColor *)zj_colorWithHexString:(NSString *)color alpha:(CGFloat)alpha
{
    //删除字符串中的空格
    NSString *cString = [[color stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] uppercaseString];
    // String should be 6 or 8 characters
    if ([cString length] < 6)
    {
        return [UIColor clearColor];
    }
    // strip 0X if it appears
    //如果是0x开头的，那么截取字符串，字符串从索引为2的位置开始，一直到末尾
    if ([cString hasPrefix:@"0X"])
    {
        cString = [cString substringFromIndex:2];
    }
    //如果是#开头的，那么截取字符串，字符串从索引为1的位置开始，一直到末尾
    if ([cString hasPrefix:@"#"])
    {
        cString = [cString substringFromIndex:1];
    }
    if ([cString length] != 6)
    {
        return [UIColor clearColor];
    }
    
    // Separate into r, g, b substrings
    NSRange range;
    range.location = 0;
    range.length = 2;
    //r
    NSString *rString = [cString substringWithRange:range];
    //g
    range.location = 2;
    NSString *gString = [cString substringWithRange:range];
    //b
    range.location = 4;
    NSString *bString = [cString substringWithRange:range];
    
    // Scan values
    unsigned int r, g, b;
    [[NSScanner scannerWithString:rString] scanHexInt:&r];
    [[NSScanner scannerWithString:gString] scanHexInt:&g];
    [[NSScanner scannerWithString:bString] scanHexInt:&b];
    return [UIColor colorWithRed:((float)r / 255.0f) green:((float)g / 255.0f) blue:((float)b / 255.0f) alpha:alpha];
}

//默认alpha值为1
+ (UIColor *)zj_colorWithHexString:(NSString *)color
{
    return [self zj_colorWithHexString:color alpha:1.0f];
}

@end
